Home / 52,807.49-79,185.31-26,122.65

Finding the Fourth Proportional to 52,807.49, 79,185.31 and 26,122.65

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Solution

The fourth proportional to 52,807.49, 79,185.31 and 26,122.65 is: 39,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,807.49 : 79,185.31 = 26,122.65 : x
  2. Step 2: Convert to fraction form
    52,807.49/79,185.31 = 26,122.65/x
  3. Step 3: Cross multiply
    52,807.49x = 79,185.31 × 26,122.65
  4. Step 4: Simplify right side
    52,807.49x = 2,068,530,138.27
  5. Step 5: Solve for x
    x = 2,068,530,138.27/52,807.49
  6. Step 6: Final answer
    x = 39,171.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.